Oklahoma Sedge

Carex oklahomensis

Native to:
United States, Virgin Islands

📍 View on iNaturalist →

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Cyperaceae
Genus:
Carex
Species:
Carex oklahomensis
USDA Symbol:
CAOK

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Graminoid
Height:
90 cm
Light Requirements:
Full Sun
Drought Tolerance:
Low
Bloom Months:
may,jun

Garden & Ecology Notes

Wildlife Value:
birds, small mammals
Fire Ecology:
Fire adapted — tolerates or benefits from fire
Fire Notes:
Tolerates occasional fire; may resprout from rhizomes.

Soil Requirements

Soil Type:
moist, fertile, well-drained loam
pH:
5.5 - 7.5 (slightly acidic to neutral)
Drainage:
tolerates poor drainage
Moisture:
consistently moist
Notes:
commonly found in wetland areas and along streams

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–30 days
Notes:
Seeds benefit from cold moist stratification for 30-60 days to break dormancy.